Quoting Sean Waite <swaite at sbn-services.com>:

> I have a very puzzling issue that just came up out of the blue. It appears
> that I can not access this one server (OpenSuse 10.2) from the outside
> world, either through the PIX firewall externally, or even from the VPN.
> Onsite I can access the website, SSH, etc. just fine. I can ping the server
> from the PIX firewall successfully. Also, 2 other WAN IPs to different
> servers are readily accessible, so I highly doubt this is an issue with the
> PIX.
>
> Right now via a VPN I can not access the server, yet if I Remote Desktop to
> another server I can SSH in. I see nothing in the way of configuration or
> services that could be blocking this. Of course the most obvious is that the
> Opensuse has a firewall running denying non-local IPs....except this is not
> the case, the firewall is currently disabled to rule this issue out.
>
> Sean Waite
>

Did the default route get borked? That's what it sounds like most to 
me, it can be accessed just fine from the LAN, but anytime something 
needs to go through the gateway you get nada. A quick `route -n` should 
let you know if that is the case.

Josh